<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    
</body>
<script>
    let arr=new  Array()
    for(i=0;i<10;i++){
        arr[i]=i;
    }
    let array=new Array()
    for(i=0;i<arr.length;i++){
          array.push(arr[i])
    }
  //  console.log(arr)
    // console.log(array)
    arr.push(100)
    console.log(arr)
</script>
</html>